rocket science crossword

123456789101112131415
Across
  1. 3. constant or not turbulent.
  2. 5. how many laws of motion did Newton make?
  3. 8. the Chinese was the first to make this.
  4. 9. to push something suddenly or violently.
  5. 10. thrust times duration of the motor burn time
  6. 12. Newton's first __ of motion.
  7. 13. the speed of something in a given direction.
  8. 15. Dr Robert H Goddard was considered the __ of modern rocket science.
Down
  1. 1. the bag was so heavy he had to __ it to the trash bin.
  2. 2. rockets have a __ of gravity.
  3. 4. what kind of engineer was Wernher von Braun?
  4. 6. a substance that __ something.
  5. 7. this propels rockets up.
  6. 11. center __ pressure.
  7. 14. the rocket has __!